Preliminary report on the Ketchikan mining district, Alaska, with an introductory sketch of the geology of southeastern Alaska
| Main Author: | Brooks, Alfred H. 1871-1924. |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Washington :
Govt. print. off.,
1902.
|
| Physical Description: |
120 pages, iii : illustrations, 2 maps. ; 29 cm. |
| Series: |
Series A--Economic geology ;
16. Series B--Descriptive geology ; 20. Professional paper (Geological Survey (U.S.)) ; no. 1. |
| Subjects: |